@mastersthesis{MS-Thesis_2006_Johnson, address = {Cambridge, MA, USA}, author = {Johnson, Erik D.}, month = {June}, school = {Massachusetts Institute of Technology}, title = {{Monte Carlo Model of a Low-energy Neutron Interrogation System for Detecting Fissile Material}}, url = {http://hdl.handle.net/1721.1/41262}, year = {2006} }